CVE-2021-22145

high-risk
Published 2021-07-21

A memory disclosure vulnerability was identified in Elasticsearch 7.10.0 to 7.13.3 error reporting. A user with the ability to submit arbitrary queries to Elasticsearch could submit a malformed query that would result in an error message returned containing previously used portions of a data buffer. This buffer could contain sensitive information such as Elasticsearch documents or authentication details.

Do I need to act?

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67.9% chance of exploitation in next 30 days
EPSS score — higher than 32% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
50149
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Oracle Elastic

References (9)

Exploit http://packetstormsecurity.com/files/163648/ElasticSearch-7.13.3-Memory-Disclosu...
Vendor Advisory https://discuss.elastic.co/t/elasticsearch-7-13-4-security-update/279177
https://gist.github.com/lucasdrufva/f9c5d7c9e26ee087b736d727953afd34
Third Party Advisory https://security.netapp.com/advisory/ntap-20210827-0006/
Patch https://www.oracle.com/security-alerts/cpuapr2022.html
Exploit http://packetstormsecurity.com/files/163648/ElasticSearch-7.13.3-Memory-Disclosu...
Vendor Advisory https://discuss.elastic.co/t/elasticsearch-7-13-4-security-update/279177
Third Party Advisory https://security.netapp.com/advisory/ntap-20210827-0006/
Patch https://www.oracle.com/security-alerts/cpuapr2022.html
50
/ 100
high-risk
Severity 24/34 · High
Exploitability 19/34 · Moderate
Exposure 7/34 · Low